President Clinton joins Twitter with the help of Stephen Colbert.

A Brazilian federal prosecutor has opened an investigation into allegations that former President Luiz Inacio Lula da Silva was involved in a vote-buying scheme in Congress that led to the conviction of close aides for corruption.

A group of politicians including Argentine president Cristina Fernandez, Gov. Daniel Scioli, Social Welfare Minister Alicia Kirchner and the mayors of Buenos Aires and La Plata were heckled as they visited with residents on Thursday.

As part of the anti-gun campaign Snoop Lion became vocal with a new video entitled “No Guns Allowed.”

Michelle Obama agrees that President Barack Obama is a sex symbol.

Gov. Susana Martinez, R-N.M, is seen as a possible 2016 presidential contender.

Pat Boone says President Obama has an "Enemies List" and that his allegedly Marxist policies are dangerous for America.

Risk analysts believes Hugo Chávez amassed a fortune of $1 billion.

World leaders voice their condolences for late Venezuelan President Hugo Chávez

The price photo of Mexican President Enrique Peña Nieto is causing outrage among Mexicans.

After the passing of longtime Venezuelan leader Hugo Chávez, a possible electoral favorite takes the reins in the interim.

Hugo Chávez, who has governed Venezuela since 1999, died Tuesday at the age of 58. His official successor is not yet known.

Hugo Chávez's health has worsened with a new respiratory problem. Venezuelan officials said it was caused by his weak immune system, due to the strong radiotherapy he is receiving to treat his cancer.

Athlete Dennis Rodman visits with the DPRK's young dictator, urging open discussion between the United States and North Korea.

Will Marco Rubio run for president in 2016? The potential candidate faced off with Sen. Rand Paul in the press over conflicts in the Middle East. Republican Senator Rubio is calling for "muscular" leadership in the Arab world.

Former Florida governor Jeb Bush and former Secretary of State Hilary Rodham Clinton are both seen as possible frontrunners in the 2016 presidential race.

President Barack Obama has had difficulty dealing with Republican lawmakers during his tenure as the President of the United States of America. He's resorted to lots of different tactics in order to get Republicans to cooperate with his ambitious plans for the country, but never before has the President stooped so low that he resorted to name-calling.

Leader Hugo Chávez returned home on Monday and will continue cancer treatment in his home country.

(Reuters) - Venezuelan President Hugo Chavez made a surprise return from Cuba on Monday more than two months after surgery for cancer that has jeopardized his 14-year rule of the South American OPEC member.

President Barack Obama has finally owned up to his promise that he'd seek to reform immigration laws in the United Sates. The White House has leaked details about President Barack Obama's immigration bill.

Mexican President Enrique Pena Nieto launched a campaign against hunger on Monday, pledging to transform the lives of nearly 7.5 million of the country's poorest, though he gave few details, prompting criticism that the plan was a "rehash" of old policies.

Sonia Sotomayor was in a hurry to administer Vice President Biden his Vice Presidential Oath on Sunday.

Republican Mitt Romney's family had to convince him to make a second bid for the presidency because he was reluctant to run again after failing to secure his party's nomination in 2008, Romney's son told the Boston Globe on Sunday.

Mexican President Enrique Pena Nieto selected Javier Guzman to be the next DeputyGovernor of the Bank of Mexico and will send his nomination to the Senate for approval, the financeministry said on Thursday.

The votes are still being counted, but victory is all bust assured at this point; South Korea has elected Conservative Saenuri [New Frontier] Party candidate Park Geun-hye its first female president.

Mexico's new president on Monday unveiled his strategy to curb drug-related violence that blighted the rule of his predecessor, announcing special units to combat kidnapping and extortion and promising to focus more on crime prevention.

Speaking to the grieving community of Newton, Conn. Sunday night, President Barack Obama gave a frank response to anyone that's questioned if there would ever be a right time to seriously discuss gun control: "We're not doing enough. And we will have to change," he said.

"Lincoln" is one of the best reviewed films of the year, and critics seem to agree its Speilberg's best movie in recent memory.

President Obama remains against the national legalization of marijuana "at this point in time," but says that enforcing federal marijuana laws in states that have legalized recreational use of the drug should is not a high priority for the government.

Mexican President Enrique Pena Nieto said on Monday he is confident that reforms to shake up state oil giant Pemex and the country's tax regime, key planks of his drive to accelerate economic growth, will be approved in 2013.